Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Bethany R Nielsen, DDS

Individual provider General Practice Dentistry · NPI 1265514681

Bethany R Nielsen, DDS is a General Practice Dentistry in North Sioux City, South Dakota. Licensed in South Dakota. Registered with an NPI since 2006.

Licensed in
SD
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

101 Merrill Ave Box 1010
North Sioux City, SD 57049
Phone: (605) 232-8802
Fax: (605) 232-0973
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence D0615 (SD)

Record details

NPI number1265514681
Entity typeIndividual (Type 1)
GenderFemale
Credentials DDS
Sole proprietorNo
NPI enumeratedOctober 19, 2006
Last updated in NPPESJuly 8, 2007

Other providers in North Sioux City